Maniacal Dennis Hopper plays a high-strung L.A. homicide detective who embarks upon a vengeful hunt for the drug pushers who brutally murdered his partners. His investigation soon reveals that the dealers' influence extends to the… MoreManiacal Dennis Hopper plays a high-strung L.A. homicide detective who embarks upon a vengeful hunt for the drug pushers who brutally murdered his partners. His investigation soon reveals that the dealers' influence extends to the highest echelons of city government.